Which one of the following gases protect us from the harmful rays of the sun ? (a) Oxygen (b) Carbon dioxide (c) Ozone (d) Argon
Which one of the following gases has the highest concentration in the air ? (a) Nitrogen (b) oxygen (C) Carbon dioxide (d) Ozone
Which one of the following phenomena is the greenhouse effect ? #OTS (a) Air on the earth U Global warming (C) Ozone layer in the atmosphere (d) None of these .
Which layer of the atmosphere is the most ideal for flying aeroplanes ? (a) Troposphere ) Stratosphere (c) Mesosphere (d) Thermosphere
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1
Answer:
ozone protect us from the harmful rays of the sun
Answered by
2
Answer:
1.ozone , nitrogen, 3.None of these ,4.stratosphere.
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